title: [Licenses not granted when there are approved drugs].
authors.forename: Ingrid
authors.initials: I
authors.lastname: Wallenbeck
authors.forename: Lennart
authors.initials: L
authors.lastname: Forslund
mesh_terms: D000293:Adolescent; D002492:Central Nervous System Depressants / Q000008:administration & dosage; D002648:Child; D017277:Drug Approval; D006801:Humans; D007880:Legislation, Drug; D008550:Melatonin / Q000008:administration & dosage
chemical_list: D002492:Central Nervous System Depressants; D008550:Melatonin